Kalapalos

It has been said that we might not even recognize an alien life form should we encounter one, nor the ruins of an ali­en civilization (at least not on Mars, if NASA and JPL have their way). But how about ancient ruins here on Earth? Are we often looking in the wrong places and overlooking evidence of cultures that do not fit our preconceived no­tions? Can we even define “civilization”? There is reason to believe that the ruins of ice age “Atlantean” cultures may lie…